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Showing results 741 to 760 of 1290

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In this activity, learners will observe a deceptively simple process: a burning candle.

$1 - $5 per group Ages 11 - 18 1 to 2 hours
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In this activity, learners make a black box device that serves as an excellent analogy to Rutherford's famous experiment in which he deduced the existence of the atomic nucleus.

$1 - $5 per group Ages 14 - 18 30 to 45 minutes
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In this activity, learners make a 3-D model of DNA using paper and toothpicks. While constructing this model, learners will explore the composition and structure of DNA.

$1 - $5 per student Ages 8 - 14 30 to 45 minutes
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In this activity, learners repeat patterns in two and three dimensions to create tessellations.

$1 - $5 per group Ages 8 - 11 1 to 2 hours
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In this activity, learners use Styrofoam to collect organisms from a pond, estuary or marine environment and then examine what they have caught with a microscope.

$1 - $5 per group Ages 8 - 18 1 to 7 days
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In this demonstration, learners explore a variation of a Foucault pendulum, but upside down.

$1 - $5 per group Ages 11 - 18 10 to 30 minutes
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In this chemistry demonstration, acid rain is simulated in a petri dish.

$1 - $5 per group Ages 14 - adult 5 to 10 minutes
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In this activity, learners will explore how different bird beaks work and discover what birds can eat based on their beak shape.

$1 - $5 per group Ages 4 - 8 10 to 30 minutes
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In this activity, learners make a model of a beehive using simple materials.

$1 - $5 per student Ages 8 - 14 45 to 60 minutes
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In this activity, learners build their your own seismograph with household materials to document shaking.

$1 - $5 per student Ages 8 - 18 30 to 45 minutes
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In this activity, learners will learn how to knit using only their hands. Learners will explore patterns and fabrication as well as develop fine motor skills and patience through this activity.

$1 - $5 per student Ages 4 - 14 30 to 45 minutes
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In this activity, learners build a model roller coaster to help the Mummy entertain the Atom's Family monsters. Learners assemble the roller coaster between two chairs using vinyl ceiling molding.

$1 - $5 per group Ages 8 - 14 10 to 30 minutes
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In this activity, learners will create an optical illusion top. Learners will explore color mixing, physics and design through this activity.

$1 - $5 per student Ages 4 - 14 10 to 30 minutes
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In this activity, learners discover that it's difficult to distinguish between two different shades of gray when they aren't separated by a boundary.

$1 - $5 per group Ages 8 - 14 5 to 10 minutes
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In this activity, learners make acid/base indicator paper, place the indicator paper on an anthill, disturb a bunch of ants, and then observe what happens!

$1 - $5 per group Ages 6 - 11 45 to 60 minutes
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When you teeth clatter, they make quite the racket disproportionately to how much they actually sound to someone else.

$1 - $5 per student Ages 8 - 18 5 to 10 minutes
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In this activity, learners will build ramps and test how the laws of physics apply do different objects. Learners will explore physics and cause and effect through this activity.

$1 - $5 per group Ages 4 - 14 45 to 60 minutes
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In this activity, learners explore conservation of energy by experimenting with a solar cell light device.

$1 - $5 per group Ages 8 - 14 45 to 60 minutes
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In this activity, learners will explore the water cycle by creating a small atmosphere.

$1 - $5 per group Ages 4 - 11 1 to 2 hours
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In this activity, learners explore how light and dark colored objects absorb the Sun's radiations at different rates.

$1 - $5 per group Ages 6 - 14 2 to 4 hours